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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.80 by root, Fri Aug 13 19:31:23 2004 UTC vs.
Revision 1.183 by root, Tue Jan 17 10:19:13 2006 UTC

…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		52	static uid_t saved_euid;
		53	static gid_t saved_egid;
		54	#endif
		55
		56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
48		65
49	vector<rxvt_term *> rxvt_term::termlist;	66	vector<rxvt_term *> rxvt_term::termlist;
50		67
51	static char curlocale[128];	68	static char curlocale[128], savelocale[128];
52		69
53	bool	70	bool
54	rxvt_set_locale (const char *locale)	71	rxvt_set_locale (const char *locale)
55	{	72	{
56	if (!locale || !STRNCMP (locale, curlocale, 128))	73	if (!locale || !strncmp (locale, curlocale, 128))
57	return false;	74	return false;
58		75
59	STRNCPY (curlocale, locale, 128);	76	strncpy (curlocale, locale, 128);
60	setlocale (LC_CTYPE, curlocale);	77	setlocale (LC_CTYPE, curlocale);
61	return true;	78	return true;
		79	}
		80
		81	void
		82	rxvt_push_locale (const char *locale)
		83	{
		84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
		87
		88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
62	}	92	}
63		93
64	#if ENABLE_COMBINING	94	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	95	class rxvt_composite_vec rxvt_composite;
66		96
…		…
123	return len;	153	return len;
124		154
125	}	155	}
126	#endif	156	#endif
127		157
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	158	rxvt_term::rxvt_term ()
144	:	159	:
145	#if TRANSPARENT	160	#if TRANSPARENT
146	rootwin_ev (this, &rxvt_term::rootwin_cb),	161	rootwin_ev (this, &rxvt_term::rootwin_cb),
147	#endif	162	#endif
148	#ifdef HAVE_SCROLLBARS	163	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),	164	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	165	#endif
154	#ifdef CURSOR_BLINK	166	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	167	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156	#endif	168	#endif
157	#ifdef TEXT_BLINK	169	#ifdef TEXT_BLINK
…		…
181	incr_ev (this, &rxvt_term::incr_cb)	193	incr_ev (this, &rxvt_term::incr_cb)
182	{	194	{
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		196
185	termlist.push_back (this);	197	termlist.push_back (this);
186	}
187		198
188	rxvt_term::~rxvt_term ()	199	#ifdef KEYSYM_RESOURCE
189	{	200	keyboard = new keyboard_manager;
190	termlist.erase (find (termlist.begin (), termlist.end(), this));
191		201
		202	if (!keyboard)
		203	rxvt_fatal ("out of memory, aborting.\n");
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void rxvt_term::emergency_cleanup ()
		210	{
192	if (cmd_fd >= 0)	211	if (cmd_pid)
193	close (cmd_fd);	212	kill (-cmd_pid, SIGHUP);
194		213
195	#ifndef NO_SETOWNER_TTYDEV
196	privileged_ttydev (RESTORE);
197	#endif
198	#ifdef UTMP_SUPPORT	214	#ifdef UTMP_SUPPORT
199	privileged_utmp (RESTORE);	215	privileged_utmp (RESTORE);
200	#endif	216	#endif
201		217
		218	pty.put ();
		219	}
		220
		221	rxvt_term::~rxvt_term ()
		222	{
		223	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		224
		225	termlist.erase (find (termlist.begin (), termlist.end(), this));
		226
		227	emergency_cleanup ();
		228
		229	#if ENABLE_STYLES
		230	for (int i = RS_styleCount; --i; )
		231	if (fontset[i] != fontset[0])
		232	delete fontset[i];
		233	#endif
202	delete TermWin.fontset;	234	delete fontset[0];
203		235
204	if (display)	236	if (display)
205	{	237	{
		238	dDisp;
		239
206	selection_clear ();	240	selection_clear ();
207		241
208	#ifdef USE_XIM	242	#ifdef USE_XIM
209	im_destroy ();	243	im_destroy ();
210	#endif	244	#endif
211	#ifdef MENUBAR
212	if (menubarGC) XFreeGC (display->display, menubarGC);
213	#endif
214	#ifdef XTERM_SCROLLBAR	245	#ifdef XTERM_SCROLLBAR
215	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	246	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
216	if (ShadowGC) XFreeGC (display->display, ShadowGC);	247	if (ShadowGC) XFreeGC (disp, ShadowGC);
217	#endif	248	#endif
218	#ifdef PLAIN_SCROLLBAR	249	#ifdef PLAIN_SCROLLBAR
219	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	250	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
220	#endif	251	#endif
221	#ifdef NEXT_SCROLLBAR	252	#ifdef NEXT_SCROLLBAR
222	if (blackGC) XFreeGC (display->display, blackGC);	253	if (blackGC) XFreeGC (disp, blackGC);
223	if (whiteGC) XFreeGC (display->display, whiteGC);	254	if (whiteGC) XFreeGC (disp, whiteGC);
224	if (grayGC) XFreeGC (display->display, grayGC);	255	if (grayGC) XFreeGC (disp, grayGC);
225	if (darkGC) XFreeGC (display->display, darkGC);	256	if (darkGC) XFreeGC (disp, darkGC);
226	if (stippleGC) XFreeGC (display->display, stippleGC);	257	if (stippleGC) XFreeGC (disp, stippleGC);
227	if (dimple) XFreePixmap (display->display, dimple);	258	if (dimple) XFreePixmap (disp, dimple);
228	if (upArrow) XFreePixmap (display->display, upArrow);	259	if (upArrow) XFreePixmap (disp, upArrow);
229	if (downArrow) XFreePixmap (display->display, downArrow);	260	if (downArrow) XFreePixmap (disp, downArrow);
230	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	261	if (upArrowHi) XFreePixmap (disp, upArrowHi);
231	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	262	if (downArrowHi) XFreePixmap (disp, downArrowHi);
232	#endif	263	#endif
233	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	264	#ifdef RXVT_SCROLLBAR
234	if (topShadowGC) XFreeGC (display->display, topShadowGC);	265	if (topShadowGC) XFreeGC (disp, topShadowGC);
235	if (botShadowGC) XFreeGC (display->display, botShadowGC);	266	if (botShadowGC) XFreeGC (disp, botShadowGC);
236	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	267	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
237	#endif	268	#endif
238	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	269	if (gc) XFreeGC (disp, gc);
239		270
240	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
241	delete menuBar.drawable;	271	delete drawable;
242	//if (menuBar.win)
243	// XDestroyWindow (display->display, menuBar.win);
244	#endif
245	delete TermWin.drawable;
246	// destroy all windows	272	// destroy all windows
247	if (TermWin.parent[0])	273	if (parent[0])
248	XDestroyWindow (display->display, TermWin.parent[0]);	274	XDestroyWindow (disp, parent[0]);
249	}	275	}
250		276
251	// TODO: free pixcolours, colours should become part of rxvt_display	277	// TODO: free pixcolours, colours should become part of rxvt_display
252
253	delete PixColorsFocused;	278	delete pix_colors_focused;
254	#ifdef OFF_FOCUS_FADING	279	#if OFF_FOCUS_FADING
255	delete PixColorsUnFocused;	280	delete pix_colors_unfocused;
256	#endif	281	#endif
257		282
258	displays.put (display);	283	displays.put (display);
259		284
260	scr_release ();	285	scr_release ();
261		286
262	/* clear all resources */	287	/* clear all resources */
263	for (int i = 0; i < allocated.size (); i++)	288	for (int i = 0; i < allocated.size (); i++)
264	free (allocated[i]);	289	free (allocated [i]);
265		290
266	free (selection.text);	291	free (selection.text);
267	// TODO: manage env vars in child only(!)	292	// TODO: manage env vars in child only(!)
268	free (env_windowid);	293	free (env_windowid);
269	free (env_display);	294	free (env_display);
270	free (env_term);	295	free (env_term);
271	free (env_colorfgbg);	296	free (env_colorfgbg);
272	free (locale);	297	free (locale);
273	#if 0	298	free (v_buffer);
274	free (codeset);	299	free (incr_buf);
275	#endif
276		300
277	delete envv;	301	delete envv;
278	delete argv;	302	delete argv;
		303
		304	#ifdef KEYSYM_RESOURCE
		305	delete keyboard;
		306	#endif
		307	}
		308
		309	void
		310	rxvt_term::child_exit ()
		311	{
		312	cmd_pid = 0;
		313
		314	if (!OPTION (Opt_hold))
		315	destroy ();
279	}	316	}
280		317
281	void	318	void
282	rxvt_term::destroy ()	319	rxvt_term::destroy ()
283	{	320	{
284	if (destroy_ev.active)	321	if (destroy_ev.active)
285	return;	322	return;
286		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
287	if (display)	328	if (display)
288	{	329	{
289	#if USE_XIM	330	#if USE_XIM
290	im_ev.stop (display);	331	im_ev.stop (display);
291	#endif	332	#endif
292	#if HAVE_SCROLLBARS	333	#if HAVE_SCROLLBARS
293	scrollbar_ev.stop (display);	334	scrollbar_ev.stop (display);
294	#endif
295	#if MENUBAR
296	menubar_ev.stop (display);
297	#endif	335	#endif
298	#if TRANSPARENT	336	#if TRANSPARENT
299	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
300	#endif	338	#endif
301	incr_ev.stop ();	339	incr_ev.stop ();
…		…
325	}	363	}
326		364
327	void	365	void
328	rxvt_term::destroy_cb (time_watcher &w)	366	rxvt_term::destroy_cb (time_watcher &w)
329	{	367	{
330	SET_R (this);	368	make_current ();
331		369
332	delete this;	370	delete this;
333	}	371	}
334		372
335	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
336	/* rxvt_init () */	374	/*
		375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		376	* TODO: if debugging, this should free up any known resources if we can
		377	*/
		378	static XErrorHandler old_xerror_handler;
		379
		380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		408	}
		409	if ((event->error_code == BadWindow) ||
		410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
		442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_FRILLS
		446	print_x_error (display, event);
		447	#else
		448	old_xerror_handler (display, event);
		449	#endif
		450	}
		451
		452	return 0;
		453	}
		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
337	bool	465	bool
338	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
339	{	467	{
340	SET_R (this);	468	SET_R (this);
		469	set_locale ("");
		470	set_environ (envv); // few things in X do not call setlocale :(
341		471
342	if (!init_vars ())	472	if (!init_vars ())
343	return false;	473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#ifdef HAVE_SCROLLBARS
		484	if (OPTION (Opt_scrollBar))
		485	scrollBar.setIdle (); /* set existence for size calculations */
		486	#endif
		487
		488	#if ENABLE_PERL
		489	if (!rs[Rs_perl_ext_1])
		490	rs[Rs_perl_ext_1] = "default";
		491
		492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		495	{
		496	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		497	// ignore some perl-related arguments if some bozo installed us set[ug]id
		498	if (rxvt_tainted ())
		499	{
		500	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		501	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		502	{
		503	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		504	rs[Rs_perl_lib] = 0;
		505	rs[Rs_perl_eval] = 0;
		506	}
		507	}
		508	#endif
		509	rxvt_perl.init (this);
		510	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		511	}
		512	#endif
		513
		514	create_windows (argc, argv);
		515
		516	dDisp;
		517
		518	init_xlocale ();
		519
		520	scr_reset (); // initialize screen
		521
		522	#if 0
		523	XSynchronize (disp, True);
		524	#endif
		525
		526	#ifdef HAVE_SCROLLBARS
		527	if (OPTION (Opt_scrollBar))
		528	resize_scrollbar (); /* create and map scrollbar */
		529	#endif
		530	#ifdef TRANSPARENT
		531	if (OPTION (Opt_transparent))
		532	{
		533	XSelectInput (disp, display->root, PropertyChangeMask);
		534	check_our_parents ();
		535	rootwin_ev.start (display, display->root);
		536	}
		537	#endif
		538
		539	XMapWindow (disp, vt);
		540	XMapWindow (disp, parent[0]);
		541
		542	set_colorfgbg ();
		543
		544	init_command (cmd_argv);
		545
		546	free (cmd_argv);
		547
		548	if (pty.pty >= 0)
		549	pty_ev.start (pty.pty, EVENT_READ);
		550
		551	check_ev.start ();
		552
		553	HOOK_INVOKE ((this, HOOK_START, DT_END));
		554
		555	return true;
		556	}
		557
		558	static struct sig_handlers
		559	{
		560	sig_watcher sw_chld, sw_term, sw_int;
		561
		562	void sig_chld (sig_watcher &w)
		563	{
		564	// we are being called for every SIGCHLD, find the corresponding term
		565	int pid;
		566
		567	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		568	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		569	if (pid == (*t)->cmd_pid)
		570	{
		571	(*t)->child_exit ();
		572	break;
		573	}
		574	}
		575
		576	/*
		577	* Catch a fatal signal and tidy up before quitting
		578	*/
		579	void
		580	sig_term (sig_watcher &w)
		581	{
		582	#ifdef DEBUG_CMD
		583	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		584	#endif
		585	rxvt_emergency_cleanup ();
		586	signal (w.signum, SIG_DFL);
		587	kill (getpid (), w.signum);
		588	}
		589
		590	sig_handlers ()
		591	: sw_chld (this, &sig_handlers::sig_chld),
		592	sw_term (this, &sig_handlers::sig_term),
		593	sw_int (this, &sig_handlers::sig_term)
		594	{
		595	}
		596	} sig_handlers;
		597
		598	char **rxvt_environ; // startup environment
		599
		600	void
		601	rxvt_init ()
		602	{
		603	rxvt_environ = environ;
344		604
345	/*	605	/*
346	* Save and then give up any super-user privileges	606	* Save and then give up any super-user privileges
347	* If we need privileges in any area then we must specifically request it.	607	* If we need privileges in any area then we must specifically request it.
348	* We should only need to be root in these cases:	608	* We should only need to be root in these cases:
349	* 1. write utmp entries on some systems	609	* 1. write utmp entries on some systems
350	* 2. chown tty on some systems	610	* 2. chown tty on some systems
351	*/	611	*/
352	privileges (SAVE);	612	rxvt_privileges (SAVE);
353	privileges (IGNORE);	613	rxvt_privileges (IGNORE);
354		614
355	init_secondary ();	615	signal (SIGHUP, SIG_IGN);
		616	signal (SIGPIPE, SIG_IGN);
356		617
357	const char **cmd_argv = init_resources (argc, argv);	618	sig_handlers.sw_chld.start (SIGCHLD);
358		619	sig_handlers.sw_term.start (SIGTERM);
359	set_locale ("");	620	sig_handlers.sw_int.start (SIGINT);
360
361	#if MENUBAR_MAX
362	menubar_read (rs[Rs_menu]);
363	#endif
364	#ifdef HAVE_SCROLLBARS
365	if (Options & Opt_scrollBar)
366	scrollBar.setIdle (); /* set existence for size calculations */
367	#endif
368
369	create_windows (argc, argv);
370
371	init_xlocale ();
372
373	scr_reset (); /* initialize screen */
374
375	#if 0
376	XSynchronize (display->display, True);
377	#endif
378
379	#ifdef HAVE_SCROLLBARS
380	if (Options & Opt_scrollBar)
381	resize_scrollbar (); /* create and map scrollbar */
382	#endif
383	#if (MENUBAR_MAX)
384	if (menubar_visible ())
385	XMapWindow (display->display, menuBar.win);
386	#endif
387	#ifdef TRANSPARENT
388	if (Options & Opt_transparent)
389	{
390	XSelectInput (display->display, display->root, PropertyChangeMask);
391	check_our_parents ();
392	rootwin_ev.start (display, display->root);
393	}
394	#endif
395
396	XMapWindow (display->display, TermWin.vt);
397	XMapWindow (display->display, TermWin.parent[0]);
398
399	init_command (cmd_argv);
400
401	pty_ev.start (cmd_fd, EVENT_READ);
402
403	check_ev.start ();
404
405	return true;
406	}
407
408	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
409
410	void
411	rxvt_init_signals ()
412	{
413	/* install exit handler for cleanup */
414	#if 0
415	#ifdef HAVE_ATEXIT
416	atexit (rxvt_clean_exit);
417	#else
418	#endif
419	#endif
420
421	struct sigaction sa;
422
423	sigfillset (&sa.sa_mask);
424	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
425	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
426	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
427	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
428	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
430	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
431		621
432	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	622	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
433	/* signal (SIGURG, SIG_DFL); */	623	/* signal (SIGURG, SIG_DFL); */
434		624
435	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	625	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		626	// TODO: handle this with exceptions and tolerate the memory loss
436	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	627	XSetIOErrorHandler (rxvt_xioerror_handler);
437	}
438		628
439	/* ------------------------------------------------------------------------- *	629	XrmInitialize ();
440	* SIGNAL HANDLING & EXIT HANDLER *
441	* ------------------------------------------------------------------------- */
442	/*
443	* Catch a SIGCHLD signal and exit if the direct child has died
444	*/
445
446	void rxvt_term::child_exited (int pid)
447	{
448	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
449	if (pid == (*t)->cmd_pid)
450	{
451	(*t)->destroy ();
452	break;
453	}
454	}
455
456	/* ARGSUSED */
457	/* EXTPROTO */
458	RETSIGTYPE
459	rxvt_Child_signal (int sig __attribute__ ((unused)))
460	{
461	int pid, save_errno = errno;
462
463	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
464	rxvt_term::child_exited (pid);
465
466	errno = save_errno;
467	}
468
469	/*
470	* Catch a fatal signal and tidy up before quitting
471	*/
472	/* EXTPROTO */
473	RETSIGTYPE
474	rxvt_Exit_signal (int sig)
475	{
476	signal (sig, SIG_DFL);
477	#ifdef DEBUG_CMD
478	rxvt_warn ("caught signal %d, exiting.\n", sig);
479	#endif
480	rxvt_clean_exit ();
481	kill (getpid (), sig);
482	}
483
484	/* INTPROTO */
485	int
486	rxvt_xerror_handler (Display *display, XErrorEvent *event)
487	{
488	if (GET_R->allowedxerror == -1)
489	GET_R->allowedxerror = event->error_code;
490	else
491	{
492	old_xerror_handler (display, event);
493	GET_R->destroy ();
494	}
495
496	return 0;
497	}
498
499	/*----------------------------------------------------------------------*/
500	/*
501	* Exit gracefully, clearing the utmp entry and restoring tty attributes
502	* TODO: if debugging, this should free up any known resources if we can
503	*/
504	/* EXTPROTO */
505	void
506	rxvt_clean_exit ()
507	{
508	// TODO: rxvtd should clean up all ressources
509	if (GET_R)
510	GET_R->destroy ();
511	}	630	}
512		631
513	/* ------------------------------------------------------------------------- *	632	/* ------------------------------------------------------------------------- *
514	* MEMORY ALLOCATION WRAPPERS *	633	* MEMORY ALLOCATION WRAPPERS *
515	* ------------------------------------------------------------------------- */	634	* ------------------------------------------------------------------------- */
516	/* EXTPROTO */	635	void *
517	void *
518	rxvt_malloc (size_t size)	636	rxvt_malloc (size_t size)
519	{	637	{
520	void *p;
521
522	p = malloc (size);	638	void *p = malloc (size);
		639
523	if (p)	640	if (!p)
		641	rxvt_fatal ("memory allocation failure. aborting.\n");
		642
524	return p;	643	return p;
525
526	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
527	rxvt_clean_exit ();
528	exit (EXIT_FAILURE);
529	/* NOTREACHED */
530	}	644	}
531		645
532	/* EXTPROTO */	646	void *
533	void *
534	rxvt_calloc (size_t number, size_t size)	647	rxvt_calloc (size_t number, size_t size)
535	{	648	{
536	void *p;
537
538	p = calloc (number, size);	649	void *p = calloc (number, size);
		650
539	if (p)	651	if (!p)
		652	rxvt_fatal ("memory allocation failure. aborting.\n");
		653
540	return p;	654	return p;
541
542	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
543	rxvt_clean_exit ();
544	exit (EXIT_FAILURE);
545	/* NOTREACHED */
546	}	655	}
547		656
548	/* EXTPROTO */
549	void *	657	void *
550	rxvt_realloc (void *ptr, size_t size)	658	rxvt_realloc (void *ptr, size_t size)
551	{	659	{
552	void *p;
553
554	if (ptr)
555	p = realloc (ptr, size);	660	void *p = realloc (ptr, size);
556	else	661
557	p = malloc (size);
558	if (p)	662	if (!p)
		663	rxvt_fatal ("memory allocation failure. aborting.\n");
		664
559	return p;	665	return p;
560
561	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
562	rxvt_clean_exit ();
563	exit (EXIT_FAILURE);
564	/* NOTREACHED */
565	}	666	}
566		667
567	/* ------------------------------------------------------------------------- *	668	/* ------------------------------------------------------------------------- *
568	* PRIVILEGED OPERATIONS *	669	* PRIVILEGED OPERATIONS *
569	* ------------------------------------------------------------------------- */	670	* ------------------------------------------------------------------------- */
570	/* take care of suid/sgid super-user (root) privileges */	671	/* take care of suid/sgid super-user (root) privileges */
571	void	672	void
572	rxvt_term::privileges (int mode)	673	rxvt_privileges (rxvt_privaction action)
573	{	674	{
574	#if ! defined(__CYGWIN32__)	675	#if ! defined(__CYGWIN32__)
575	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	676	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
576	/* setreuid () is the poor man's setuid (), seteuid () */	677	/* setreuid () is the poor man's setuid (), seteuid () */
577	# define seteuid(a) setreuid(-1, (a))	678	# define seteuid(a) setreuid(-1, (a))
578	# define setegid(a) setregid(-1, (a))	679	# define setegid(a) setregid(-1, (a))
579	# define HAVE_SETEUID	680	# define HAVE_SETEUID
580	# endif	681	# endif
581	# ifdef HAVE_SETEUID	682	# ifdef HAVE_SETEUID
582	switch (mode)	683	switch (action)
583	{	684	{
584	case IGNORE:	685	case IGNORE:
585	/*	686	/*
586	* change effective uid/gid - not real uid/gid - so we can switch	687	* change effective uid/gid - not real uid/gid - so we can switch
587	* back to root later, as required	688	* back to root later, as required
588	*/	689	*/
		690	setegid (getgid ());
589	seteuid (getuid ());	691	seteuid (getuid ());
590	setegid (getgid ());
591	break;	692	break;
592	case SAVE:	693	case SAVE:
593	euid = geteuid ();
594	egid = getegid ();	694	saved_egid = getegid ();
		695	saved_euid = geteuid ();
595	break;	696	break;
596	case RESTORE:	697	case RESTORE:
597	seteuid (euid);
598	setegid (egid);	698	setegid (saved_egid);
		699	seteuid (saved_euid);
599	break;	700	break;
600	}	701	}
601	# else	702	# else
602	switch (mode)	703	switch (action)
603	{	704	{
604	case IGNORE:	705	case IGNORE:
		706	setgid (getgid ());
605	setuid (getuid ());	707	setuid (getuid ());
606	setgid (getgid ());
607	/* FALLTHROUGH */	708	/* FALLTHROUGH */
608	case SAVE:	709	case SAVE:
609	/* FALLTHROUGH */	710	/* FALLTHROUGH */
610	case RESTORE:	711	case RESTORE:
611	break;	712	break;
…		…
614	#endif	715	#endif
615	}	716	}
616		717
617	#ifdef UTMP_SUPPORT	718	#ifdef UTMP_SUPPORT
618	void	719	void
619	rxvt_term::privileged_utmp (char action)	720	rxvt_term::privileged_utmp (rxvt_privaction action)
620	{	721	{
621	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	722	if (OPTION (Opt_utmpInhibit))
622	action, next_utmp_action, getpid ()));
623	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
624	|| (Options & Opt_utmpInhibit)
625	|| ttydev == NULL || *ttydev == '\0')
626	return;	723	return;
627		724
628	privileges (RESTORE);	725	rxvt_privileges (RESTORE);
		726
629	if (action == SAVE)	727	if (action == SAVE)
630	{	728	pty.login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
631	next_utmp_action = RESTORE;
632	makeutent (ttydev, rs[Rs_display_name]);
633	}
634	else	729	else
635	{ /* action == RESTORE */	730	pty.logout ();
636	next_utmp_action = IGNORE;	731
637	cleanutent ();
638	}
639	privileges (IGNORE);	732	rxvt_privileges (IGNORE);
640	}
641	#endif
642
643	#ifndef NO_SETOWNER_TTYDEV
644	void
645	rxvt_term::privileged_ttydev (char action)
646	{
647	D_MAIN ((stderr,
648	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
649	action, next_tty_action, getpid ()));
650	if (next_tty_action != action || (action != SAVE && action != RESTORE)
651	|| ttydev == NULL || *ttydev == '\0')
652	return;
653
654	privileges (RESTORE);
655
656	if (action == SAVE)
657	{
658	next_tty_action = RESTORE;
659	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
660	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
661	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
662	next_tty_action = IGNORE;
663	else
664	# endif
665
666	{
667	chown (ttydev, getuid (), ttygid); /* fail silently */
668	chmod (ttydev, ttymode);
669	# ifdef HAVE_REVOKE
670	revoke (ttydev);
671	# endif
672
673	}
674	}
675	else
676	{ /* action == RESTORE */
677	next_tty_action = IGNORE;
678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
679	chmod (ttydev, ttyfd_stat.st_mode);
680	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
681	# else
682	chmod (ttydev,
683	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
684	chown (ttydev, 0, 0);
685	# endif
686
687	}
688
689	privileges (IGNORE);
690
691	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
692	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
693	action == RESTORE ? "Restoring" : (action ==
694	SAVE ? "Saving" :
695	"UNKNOWN ERROR for"), ttydev,
696	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
697	ttyfd_stat.st_gid));
698	# endif
699	}	733	}
700	#endif	734	#endif
701		735
702	/*----------------------------------------------------------------------*/	736	/*----------------------------------------------------------------------*/
703	/*	737	/*
704	* window size/position calculcations for XSizeHint and other storage.	738	* window size/position calculcations for XSizeHint and other storage.
705	* if width/height are non-zero then override calculated width/height	739	* if width/height are non-zero then override calculated width/height
706	*/	740	*/
707	void	741	void
708	rxvt_term::window_calc (unsigned int width, unsigned int height)	742	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
709	{	743	{
710	short recalc_x, recalc_y;	744	short recalc_x, recalc_y;
711	int x, y, sb_w, mb_h, flags;	745	int x, y, sb_w, flags;
712	unsigned int w, h;	746	unsigned int w, h;
713	unsigned int max_width, max_height;	747	unsigned int max_width, max_height;
		748	dDisp;
714		749
715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	750	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
716	TermWin.ncol, TermWin.nrow, szHint.width,	751	ncol, nrow, szHint.width, szHint.height));
717	szHint.height));	752
718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	753	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
719	szHint.win_gravity = NorthWestGravity;	754	szHint.win_gravity = NorthWestGravity;
720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	755	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
721		756
722	recalc_x = recalc_y = 0;	757	recalc_x = recalc_y = 0;
723	flags = 0;	758	flags = 0;
		759
724	if (!parsed_geometry)	760	if (!parsed_geometry)
725	{	761	{
726	parsed_geometry = 1;	762	parsed_geometry = 1;
		763
727	if (rs[Rs_geometry])	764	if (rs[Rs_geometry])
728	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	765	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		766
729	if (flags & WidthValue)	767	if (flags & WidthValue)
730	{	768	{
731	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	769	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
732	szHint.flags |= USSize;	770	szHint.flags |= USSize;
733	}	771	}
		772
734	if (flags & HeightValue)	773	if (flags & HeightValue)
735	{	774	{
736	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	775	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
737	szHint.flags |= USSize;	776	szHint.flags |= USSize;
738	}	777	}
		778
739	if (flags & XValue)	779	if (flags & XValue)
740	{	780	{
741	szHint.x = x;	781	szHint.x = x;
742	szHint.flags |= USPosition;	782	szHint.flags |= USPosition;
		783
743	if (flags & XNegative)	784	if (flags & XNegative)
744	{	785	{
745	recalc_x = 1;	786	recalc_x = 1;
746	szHint.win_gravity = NorthEastGravity;	787	szHint.win_gravity = NorthEastGravity;
747	}	788	}
748	}	789	}
		790
749	if (flags & YValue)	791	if (flags & YValue)
750	{	792	{
751	szHint.y = y;	793	szHint.y = y;
752	szHint.flags |= USPosition;	794	szHint.flags |= USPosition;
		795
753	if (flags & YNegative)	796	if (flags & YNegative)
754	{	797	{
755	recalc_y = 1;	798	recalc_y = 1;
		799
756	if (szHint.win_gravity == NorthEastGravity)	800	if (szHint.win_gravity == NorthEastGravity)
757	szHint.win_gravity = SouthEastGravity;	801	szHint.win_gravity = SouthEastGravity;
758	else	802	else
759	szHint.win_gravity = SouthWestGravity;	803	szHint.win_gravity = SouthWestGravity;
760	}	804	}
761	}	805	}
762	}	806	}
763		807
764	/* TODO: BOUNDS */	808	/* TODO: BOUNDS */
765	TermWin.width = TermWin.ncol * TermWin.fwidth;	809	width = ncol * fwidth;
766	TermWin.height = TermWin.nrow * TermWin.fheight;	810	height = nrow * fheight;
767	max_width = MAX_COLS * TermWin.fwidth;	811	max_width = MAX_COLS * fwidth;
768	max_height = MAX_ROWS * TermWin.fheight;	812	max_height = MAX_ROWS * fheight;
769		813
770	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	814	szHint.base_width = szHint.base_height = 2 * int_bwidth;
771		815
772	sb_w = mb_h = 0;	816	sb_w = 0;
773	window_vt_x = window_vt_y = TermWin.int_bwidth;	817	window_vt_x = window_vt_y = int_bwidth;
774		818
775	if (scrollbar_visible ())	819	if (scrollBar.state)
776	{	820	{
777	sb_w = scrollbar_TotalWidth ();	821	sb_w = scrollbar_TotalWidth ();
778	szHint.base_width += sb_w;	822	szHint.base_width += sb_w;
779	if (!(Options & Opt_scrollBar_right))	823	if (!OPTION (Opt_scrollBar_right))
780	window_vt_x += sb_w;	824	window_vt_x += sb_w;
781	}	825	}
782		826
783	if (menubar_visible ())
784	{
785	mb_h = menuBar_TotalHeight ();
786	szHint.base_height += mb_h;
787	window_vt_y += mb_h;
788	}
789
790	szHint.width_inc = TermWin.fwidth;	827	szHint.width_inc = fwidth;
791	szHint.height_inc = TermWin.fheight;	828	szHint.height_inc = fheight;
792	szHint.min_width = szHint.base_width + szHint.width_inc;	829	szHint.min_width = szHint.base_width + szHint.width_inc;
793	szHint.min_height = szHint.base_height + szHint.height_inc;	830	szHint.min_height = szHint.base_height + szHint.height_inc;
794		831
795	if (width && width - szHint.base_width < max_width)	832	if (newwidth && newwidth - szHint.base_width < max_width)
796	{	833	{
797	szHint.width = width;	834	szHint.width = newwidth;
798	TermWin.width = width - szHint.base_width;	835	width = newwidth - szHint.base_width;
799	}	836	}
800	else	837	else
801	{	838	{
802	MIN_IT (TermWin.width, max_width);	839	min_it (width, max_width);
803	szHint.width = szHint.base_width + TermWin.width;	840	szHint.width = szHint.base_width + width;
804	}	841	}
805		842
806	if (height && height - szHint.base_height < max_height)	843	if (newheight && newheight - szHint.base_height < max_height)
807	{	844	{
808	szHint.height = height;	845	szHint.height = newheight;
809	TermWin.height = height - szHint.base_height;	846	height = newheight - szHint.base_height;
810	}	847	}
811	else	848	else
812	{	849	{
813	MIN_IT (TermWin.height, max_height);	850	min_it (height, max_height);
814	szHint.height = szHint.base_height + TermWin.height;	851	szHint.height = szHint.base_height + height;
815	}	852	}
816		853
817	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	854	if (scrollBar.state && OPTION (Opt_scrollBar_right))
818	window_sb_x = szHint.width - sb_w;	855	window_sb_x = szHint.width - sb_w;
819		856
820	if (recalc_x)	857	if (recalc_x)
821	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	858	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
822	- szHint.width - 2 * TermWin.ext_bwidth);
823	if (recalc_y)	859	if (recalc_y)
824	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	860	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
825	- szHint.height - 2 * TermWin.ext_bwidth);
826		861
827	TermWin.ncol = TermWin.width / TermWin.fwidth;	862	ncol = width / fwidth;
828	TermWin.nrow = TermWin.height / TermWin.fheight;	863	nrow = height / fheight;
829	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	864	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
830	TermWin.ncol, TermWin.nrow, szHint.width,	865	ncol, nrow, szHint.width,
831	szHint.height));	866	szHint.height));
832	return;	867	return;
833	}	868	}
834		869
835	/*----------------------------------------------------------------------*/	870	/*----------------------------------------------------------------------*/
…		…
838	* Called after a window size change.	873	* Called after a window size change.
839	*/	874	*/
840	void	875	void
841	rxvt_term::tt_winch ()	876	rxvt_term::tt_winch ()
842	{	877	{
		878	if (pty.pty < 0)
		879	return;
		880
843	struct winsize ws;	881	struct winsize ws;
844		882
845	if (cmd_fd < 0)
846	return;
847
848	ws.ws_col = TermWin.ncol;	883	ws.ws_col = ncol;
849	ws.ws_row = TermWin.nrow;	884	ws.ws_row = nrow;
850	ws.ws_xpixel = ws.ws_ypixel = 0;	885	ws.ws_xpixel = width;
851	#ifndef DEBUG_SIZE	886	ws.ws_ypixel = height;
852	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	887	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
853	#else	888
854	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	889	#if 0
855	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	890	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
856	# ifdef SIGWINCH
857	else if (cmd_pid) /* force through to the command */	891	if (cmd_pid) /* force through to the command */
858	kill (cmd_pid, SIGWINCH);	892	kill (-cmd_pid, SIGWINCH);
859	# endif
860	#endif	893	#endif
861	}	894	}
862		895
863	/*----------------------------------------------------------------------*/	896	/*----------------------------------------------------------------------*/
864	/* rxvt_change_font () - Switch to a new font */	897	/* set_fonts () - load and set the various fonts
865	/*	898	*
866	* init = 1 - initialize	899	* init = 1 - initialize
867	*	900	*
868	* fontname == FONT_UP - switch to bigger font	901	* fontname == FONT_UP - switch to bigger font
869	* fontname == FONT_DN - switch to smaller font	902	* fontname == FONT_DN - switch to smaller font
870	*/	903	*/
871	bool	904	bool
872	rxvt_term::change_font (const char *fontname)	905	rxvt_term::set_fonts ()
873	{	906	{
874	if (fontname == FONT_UP)
875	{
876	// TODO
877	}
878	else if (fontname == FONT_DN)
879	{
880	// TODO
881	}
882	else
883	{
884	rxvt_fontset *fs = new rxvt_fontset (this);	907	rxvt_fontset *fs = new rxvt_fontset (this);
		908	rxvt_fontprop prop;
885		909
886	if (fs && fs->populate (fontname ? fontname : "fixed"))	910	if (!fs
		911	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		912	|| !fs->realize_font (1))
		913	{
		914	delete fs;
		915	return false;
		916	}
		917
		918	#if ENABLE_STYLES
		919	for (int i = RS_styleCount; --i; )
		920	if (fontset[i] != fontset[0])
		921	delete fontset[i];
		922	#endif
		923
		924	delete fontset[0];
		925	fontset[0] = fs;
		926
		927	prop = (*fs)[1]->properties ();
		928	prop.height += lineSpace;
		929	fs->set_prop (prop);
		930
		931	fwidth = prop.width;
		932	fheight = prop.height;
		933	fbase = prop.ascent;
		934
		935	for (int style = 1; style < 4; style++)
		936	{
		937	#if ENABLE_STYLES
		938	const char *res = rs[Rs_font + style];
		939
		940	if (res && !*res)
		941	fontset[style] = fontset[0];
		942	else
887	{	943	{
888	delete TermWin.fontset;	944	fontset[style] = fs = new rxvt_fontset (this);
889	TermWin.fontset = fs;	945	rxvt_fontprop prop2 = prop;
890	TermWin.fwidth = fs->base_font ()->width;
891	TermWin.fheight = fs->base_font ()->height;
892	TermWin.fbase = fs->base_font ()->ascent;
893		946
894	if (TermWin.parent[0])	947	if (res)
		948	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		949	else
895	{	950	{
896	resize_all_windows (0, 0, 0);	951	res = fontset[0]->fontdesc;
897	scr_remap_chars ();	952
898	scr_touch (true);	953	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		954	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
899	}	955	}
900		956
901	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	957	fs->populate (res);
902	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	958	fs->set_prop (prop2);
903
904	return true;
905	}	959	}
		960	#else
		961	fontset[style] = fontset[0];
		962	#endif
		963	}
		964
		965	if (parent[0])
906	}	966	{
		967	resize_all_windows (0, 0, 0);
		968	scr_remap_chars ();
		969	scr_touch (true);
		970	}
907		971
908	return false;	972	return true;
909	}	973	}
910		974
911	bool	975	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
912	rxvt_term::font_up_down (int n, int direction)
913	{	976	{
914	return false;	977	XChangeProperty (display->display, parent[0],
		978	prop, XA_STRING, 8, PropModeReplace,
		979	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		980	}
		981
		982	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		983	{
		984	wchar_t *ws = rxvt_mbstowcs (str, len);
		985	char *s = rxvt_wcstoutf8 (ws);
		986
		987	XChangeProperty (display->display, parent[0],
		988	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		989	(const unsigned char *)s, strlen (s));
		990
		991	free (s);
		992	free (ws);
915	}	993	}
916		994
917	/*----------------------------------------------------------------------*/	995	/*----------------------------------------------------------------------*/
918	/*----------------------------------------------------------------------*/	996	/*----------------------------------------------------------------------*/
919	/* xterm sequences - title, iconName, color (exptl) */	997	/* xterm sequences - title, iconName, color (exptl) */
920	void	998	void
921	rxvt_term::set_title (const char *str)	999	rxvt_term::set_title (const char *str)
922	{	1000	{
923	#ifdef SMART_WINDOW_TITLE	1001	set_string_property (XA_WM_NAME, str);
924	char *name;	1002	#if ENABLE_EWMH
925		1003	set_utf8_property (xa[XA_NET_WM_NAME], str);
926	if (!XFetchName (display->display, TermWin.parent[0], &name))
927	name = NULL;
928
929	if (name == NULL || STRCMP (name, str))
930	#endif
931	XStoreName (display->display, TermWin.parent[0], str);
932
933	#ifdef SMART_WINDOW_TITLE
934	if (name)
935	XFree (name);
936	#endif	1004	#endif
937	}	1005	}
938		1006
939	void	1007	void
940	rxvt_term::set_icon_name (const char *str)	1008	rxvt_term::set_icon_name (const char *str)
941	{	1009	{
942	#ifdef SMART_WINDOW_TITLE	1010	set_string_property (XA_WM_ICON_NAME, str);
943	char *name;	1011	#if ENABLE_EWMH
944		1012	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
945	if (!XGetIconName (display->display, TermWin.parent[0], &name))
946	name = NULL;
947
948	if (name == NULL || STRCMP (name, str))
949	#endif
950	XSetIconName (display->display, TermWin.parent[0], str);
951
952	#ifdef SMART_WINDOW_TITLE
953	if (name)
954	XFree (name);
955	#endif	1013	#endif
956	}	1014	}
957		1015
958	#ifdef XTERM_COLOR_CHANGE	1016	#ifdef XTERM_COLOR_CHANGE
959	void	1017	void
…		…
967		1025
968	/* handle color aliases */	1026	/* handle color aliases */
969	if (isdigit (*color))	1027	if (isdigit (*color))
970	{	1028	{
971	i = atoi (color);	1029	i = atoi (color);
		1030
972	if (i >= 8 && i <= 15)	1031	if (i >= 8 && i <= 15)
973	{ /* bright colors */	1032	{ /* bright colors */
974	i -= 8;	1033	i -= 8;
975	# ifndef NO_BRIGHTCOLOR
976	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	1034	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
977	SET_PIXCOLOR (idx);	1035	SET_PIXCOLOR (idx);
978	goto Done;	1036	goto done;
979	# endif
980
981	}	1037	}
		1038
982	if (i >= 0 && i <= 7)	1039	if (i >= 0 && i <= 7)
983	{ /* normal colors */	1040	{ /* normal colors */
984	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	1041	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
985	SET_PIXCOLOR (idx);	1042	SET_PIXCOLOR (idx);
986	goto Done;	1043	goto done;
987	}	1044	}
988	}	1045	}
989		1046
990	if (!rXParseAllocColor (& xcol, color))	1047	if (!rXParseAllocColor (&xcol, color))
991	return;	1048	return;
992		1049
993	/* XStoreColor (display->display, display->cmap, XColor*); */	1050	/* XStoreColor (display->display, display->cmap, XColor*); */
994		1051
995	/*	1052	/*
996	* FIXME: should free colors here, but no idea how to do it so instead,	1053	* FIXME: should free colors here, but no idea how to do it so instead,
997	* so just keep gobbling up the colormap	1054	* so just keep gobbling up the colormap
998	*/	1055	*/
999	# if 0	1056	# if 0
1000	for (i = Color_Black; i <= Color_White; i++)	1057	for (i = Color_Black; i <= Color_White; i++)
1001	if (PixColors[idx] == PixColors[i])	1058	if (pix_colors[idx] == pix_colors[i])
1002	break;	1059	break;
1003	if (i > Color_White)	1060	if (i > Color_White)
1004	{	1061	{
1005	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1062	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1006	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,	1063	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1007	DisplayPlanes (display->display, display->screen));	1064	DisplayPlanes (display->display, display->screen));
1008	}	1065	}
1009	# endif	1066	# endif
1010		1067
1011	PixColorsFocused[idx] = xcol;	1068	pix_colors_focused[idx] = xcol;
1012	SET_PIXCOLOR (idx);	1069	SET_PIXCOLOR (idx);
1013		1070
1014	/* XSetWindowAttributes attr; */	1071	/* XSetWindowAttributes attr; */
1015	/* Cursor cursor; */	1072	/* Cursor cursor; */
1016	Done:	1073	done:
		1074
1017	#ifdef OFF_FOCUS_FADING	1075	#if OFF_FOCUS_FADING
		1076	if (rs[Rs_fade])
1018	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));	1077	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1019	#endif	1078	#endif
1020	if (idx == Color_bg && ! (Options & Opt_transparent))
1021	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1022		1079
1023	/* handle Color_BD, scrollbar background, etc. */	1080	/*TODO: handle Color_BD, scrollbar background, etc. */
1024		1081
1025	set_colorfgbg ();
1026	recolour_cursor ();	1082	recolour_cursor ();
1027	scr_touch (true);	1083	scr_recolour ();
1028	}	1084	}
1029		1085
1030	#else	1086	#else
1031	# define set_window_color (idx,color) ((void)0)	1087	# define set_window_color (idx,color) ((void)0)
1032	#endif /* XTERM_COLOR_CHANGE */	1088	#endif /* XTERM_COLOR_CHANGE */
…		…
1034	void	1090	void
1035	rxvt_term::recolour_cursor ()	1091	rxvt_term::recolour_cursor ()
1036	{	1092	{
1037	XColor xcol[2];	1093	XColor xcol[2];
1038		1094
1039	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	1095	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1040	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	1096	? pix_colors_focused[Color_pointer_fg]
		1097	: pix_colors_focused[Color_fg];
		1098	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1099	? pix_colors_focused[Color_pointer_bg]
		1100	: pix_colors_focused[Color_bg];
		1101
1041	XQueryColors (display->display, display->cmap, xcol, 2);	1102	XQueryColors (display->display, display->cmap, xcol, 2);
1042	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1103	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1043	}	1104	}
1044		1105
1045	/*----------------------------------------------------------------------*/	1106	/*----------------------------------------------------------------------*/
…		…
1047	* find if fg/bg matches any of the normal (low-intensity) colors	1108	* find if fg/bg matches any of the normal (low-intensity) colors
1048	*/	1109	*/
1049	void	1110	void
1050	rxvt_term::set_colorfgbg ()	1111	rxvt_term::set_colorfgbg ()
1051	{	1112	{
1052	unsigned int i;	1113	unsigned int i;
1053	const char *xpmb = "\0";	1114	const char *xpmb = "\0";
1054	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1115	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1055		1116
1056	env_colorfgbg =
1057	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1117	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1058	STRCPY (fstr, "default");	1118	strcpy (fstr, "default");
1059	STRCPY (bstr, "default");	1119	strcpy (bstr, "default");
1060	for (i = Color_Black; i <= Color_White; i++)	1120	for (i = Color_Black; i <= Color_White; i++)
1061	if (PixColors[Color_fg] == PixColors[i])	1121	if (pix_colors[Color_fg] == pix_colors[i])
1062	{	1122	{
1063	sprintf (fstr, "%d", (i - Color_Black));	1123	sprintf (fstr, "%d", (i - Color_Black));
1064	break;	1124	break;
1065	}	1125	}
		1126
1066	for (i = Color_Black; i <= Color_White; i++)	1127	for (i = Color_Black; i <= Color_White; i++)
1067	if (PixColors[Color_bg] == PixColors[i])	1128	if (pix_colors[Color_bg] == pix_colors[i])
1068	{	1129	{
1069	sprintf (bstr, "%d", (i - Color_Black));	1130	sprintf (bstr, "%d", (i - Color_Black));
1070	#ifdef XPM_BACKGROUND	1131	#ifdef XPM_BACKGROUND
1071	xpmb = "default;";	1132	xpmb = "default;";
1072	#endif	1133	#endif
1073	break;	1134	break;
1074	}	1135	}
1075		1136
1076	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1137	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1077
1078	#ifndef NO_BRIGHTCOLOR
1079	colorfgbg = DEFAULT_RSTYLE;
1080	for (i = minCOLOR; i <= maxCOLOR; i++)
1081	{
1082	if (PixColors[Color_fg] == PixColors[i])
1083	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1084	if (PixColors[Color_bg] == PixColors[i])
1085	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1086	}
1087	#endif
1088	}	1138	}
1089		1139
1090	/*----------------------------------------------------------------------*/	1140	/*----------------------------------------------------------------------*/
1091	/*
1092	* Colour determination for low colour displays, routine from
1093	* Hans de Goede <hans@highrise.nl>
1094	*/
1095		1141
1096	int	1142	int
1097	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1143	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1098	{	1144	{
1099	if (!screen_in_out->set (display, colour))	1145	if (!screen_in_out->set (display, colour))
…		…
1107		1153
1108	/* -------------------------------------------------------------------- *	1154	/* -------------------------------------------------------------------- *
1109	* - WINDOW RESIZING - *	1155	* - WINDOW RESIZING - *
1110	* -------------------------------------------------------------------- */	1156	* -------------------------------------------------------------------- */
1111	void	1157	void
1112	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1158	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1113	{	1159	{
1114	int fix_screen;	1160	int fix_screen;
1115
1116	#ifdef SMART_RESIZE
1117	int old_width = szHint.width, old_height = szHint.height;	1161	int old_width = szHint.width, old_height = szHint.height;
1118	#endif	1162	dDisp;
1119		1163
1120	window_calc (width, height);	1164	window_calc (newwidth, newheight);
1121	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1165	XSetWMNormalHints (disp, parent[0], &szHint);
1122		1166
1123	if (!ignoreparent)	1167	if (!ignoreparent)
1124	{	1168	{
1125	#ifdef SMART_RESIZE	1169	#ifdef SMART_RESIZE
1126	/*	1170	/*
…		…
1130	int x, y, x1, y1;	1174	int x, y, x1, y1;
1131	int dx, dy;	1175	int dx, dy;
1132	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1176	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1133	Window unused_cr;	1177	Window unused_cr;
1134		1178
1135	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1179	XTranslateCoordinates (disp, parent[0], display->root,
1136	0, 0, &x, &y, &unused_cr);	1180	0, 0, &x, &y, &unused_cr);
1137	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1181	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1138	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1182	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1139	/*	1183	/*
1140	* if display->root isn't the parent window, a WM will probably have offset	1184	* if display->root isn't the parent window, a WM will probably have offset
1141	* our position for handles and decorations. Counter it	1185	* our position for handles and decorations. Counter it
1142	*/	1186	*/
…		…
1144	{	1188	{
1145	x -= x1;	1189	x -= x1;
1146	y -= y1;	1190	y -= y1;
1147	}	1191	}
1148		1192
1149	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1193	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1150	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1194	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1151	dx = old_width - szHint.width;	1195	dx = old_width - szHint.width;
1152	dy = old_height - szHint.height;	1196	dy = old_height - szHint.height;
1153		1197
1154	/* Check position of the center of the window */	1198	/* Check position of the center of the window */
1155	if (x < x1) /* left half */	1199	if (x < x1) /* left half */
…		…
1159	if (y < y1) /* top half */	1203	if (y < y1) /* top half */
1160	dy = 0;	1204	dy = 0;
1161	else if (y == y1) /* exact center */	1205	else if (y == y1) /* exact center */
1162	dy /= 2;	1206	dy /= 2;
1163		1207
1164	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1208	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1165	szHint.width, szHint.height);	1209	szHint.width, szHint.height);
1166	#else	1210	#else
1167	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1211	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1168	#endif	1212	#endif
1169	}	1213	}
1170		1214
1171	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1215	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1172		1216
1173	if (fix_screen || width != old_width || height != old_height)	1217	if (fix_screen || newwidth != old_width || newheight != old_height)
1174	{	1218	{
1175	if (scrollbar_visible ())	1219	if (scrollBar.state)
1176	{	1220	{
1177	XMoveResizeWindow (display->display, scrollBar.win,	1221	XMoveResizeWindow (disp, scrollBar.win,
1178	window_sb_x, 0,	1222	window_sb_x, 0,
1179	scrollbar_TotalWidth (), szHint.height);	1223	scrollbar_TotalWidth (), szHint.height);
1180	resize_scrollbar ();	1224	resize_scrollbar ();
1181	}	1225	}
1182		1226
1183	if (menubar_visible ())
1184	XMoveResizeWindow (display->display, menuBar.win,
1185	window_vt_x, 0,
1186	TermWin_TotalWidth (), menuBar_TotalHeight ());
1187
1188	XMoveResizeWindow (display->display, TermWin.vt,	1227	XMoveResizeWindow (disp, vt,
1189	window_vt_x, window_vt_y,	1228	window_vt_x, window_vt_y,
1190	TermWin_TotalWidth (), TermWin_TotalHeight ());	1229	width, height);
		1230
1191	scr_clear ();	1231	scr_clear ();
1192	#ifdef XPM_BACKGROUND	1232	#ifdef XPM_BACKGROUND
1193	resize_pixmap ();	1233	resize_pixmap ();
1194	#endif	1234	#endif
1195	}	1235	}
…		…
1200	int old_ncol = prev_ncol;	1240	int old_ncol = prev_ncol;
1201		1241
1202	/* scr_reset only works on the primary screen */	1242	/* scr_reset only works on the primary screen */
1203	if (old_height) /* this is not the first time through */	1243	if (old_height) /* this is not the first time through */
1204	{	1244	{
1205	unsigned int ncol = TermWin.ncol;	1245	unsigned int ocol = ncol;
1206	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1246	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1207	curr_screen = scr_change_screen (PRIMARY);	1247	curr_screen = scr_change_screen (PRIMARY);
1208	TermWin.ncol = ncol;	1248	ncol = ocol;
1209	}	1249	}
1210		1250
1211	scr_reset ();	1251	scr_reset ();
1212		1252
1213	if (curr_screen >= 0) /* this is not the first time through */	1253	if (curr_screen >= 0) /* this is not the first time through */
1214	{	1254	{
1215	scr_change_screen (curr_screen);	1255	scr_change_screen (curr_screen);
1216	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1256	selection_check (old_ncol != ncol ? 4 : 0);
1217	}	1257	}
1218	}	1258	}
1219		1259
1220	old_width = szHint.width;	1260	old_width = szHint.width;
1221	old_height = szHint.height;	1261	old_height = szHint.height;
		1262
		1263	#ifdef XPM_BACKGROUND
		1264	if (pixmap)
		1265	scr_touch (false);
		1266	#endif
1222		1267
1223	#ifdef USE_XIM	1268	#ifdef USE_XIM
1224	IMSetStatusPosition ();	1269	IMSetStatusPosition ();
1225	#endif	1270	#endif
1226	}	1271	}
…		…
1228	/*	1273	/*
1229	* Set the width/height of the vt window in characters. Units are pixels.	1274	* Set the width/height of the vt window in characters. Units are pixels.
1230	* good for toggling 80/132 columns	1275	* good for toggling 80/132 columns
1231	*/	1276	*/
1232	void	1277	void
1233	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1278	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1234	{	1279	{
1235	XWindowAttributes wattr;	1280	XWindowAttributes wattr;
1236		1281
1237	if (width == 0 || height == 0)	1282	if (newwidth == 0 || newheight == 0)
1238	{	1283	{
1239	XGetWindowAttributes (display->display, display->root, &wattr);	1284	XGetWindowAttributes (display->display, display->root, &wattr);
		1285
1240	if (width == 0)	1286	if (newwidth == 0)
1241	width = wattr.width - szHint.base_width;	1287	newwidth = wattr.width - szHint.base_width;
1242	if (height == 0)	1288	if (newheight == 0)
1243	height = wattr.height - szHint.base_height;	1289	newheight = wattr.height - szHint.base_height;
1244	}
1245
1246	if (width != TermWin.width || height != TermWin.height)
1247	{	1290	}
		1291
		1292	if (newwidth != width || newheight != height)
		1293	{
1248	width += szHint.base_width;	1294	newwidth += szHint.base_width;
1249	height += szHint.base_height;	1295	newheight += szHint.base_height;
1250	resize_all_windows (width, height, 0);	1296	resize_all_windows (newwidth, newheight, 0);
1251	}	1297	}
1252	}	1298	}
1253		1299
1254	/* -------------------------------------------------------------------- *	1300	/* -------------------------------------------------------------------- *
1255	* - X INPUT METHOD ROUTINES - *	1301	* - X INPUT METHOD ROUTINES - *
1256	* -------------------------------------------------------------------- */	1302	* -------------------------------------------------------------------- */
1257	#ifdef USE_XIM	1303	#ifdef USE_XIM
1258		1304
1259	void	1305	void
		1306	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1307	{
		1308	fg = pix_colors[Color_fg];
		1309	bg = pix_colors[Color_bg];
		1310	}
		1311
		1312	void
1260	rxvt_term::im_set_size (XRectangle *size)	1313	rxvt_term::im_set_size (XRectangle &size)
1261	{	1314	{
1262	size->x = TermWin.int_bwidth;	1315	// the int_bwidth terms make no sense to me
1263	size->y = TermWin.int_bwidth;	1316	size.x = int_bwidth;
1264	size->width = Width2Pixel (TermWin.ncol);	1317	size.y = int_bwidth;
1265	size->height = Height2Pixel (TermWin.nrow);	1318	size.width = Width2Pixel (ncol) + int_bwidth;
		1319	size.height = Height2Pixel (nrow) + int_bwidth;
1266	}	1320	}
1267		1321
1268	void	1322	void
1269	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1323	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1324	XRectangle &status_rect,
		1325	const XRectangle &needed_rect)
1270	{	1326	{
1271	*fg = PixColors[Color_fg];	1327	preedit_rect.x = needed_rect.width;
1272	*bg = PixColors[Color_bg];	1328	preedit_rect.y = 0;
		1329	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1330	preedit_rect.height = fheight;
		1331
		1332	status_rect.x = 0;
		1333	status_rect.y = 0;
		1334	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1335	status_rect.height = fheight;
1273	}	1336	}
1274		1337
1275	/* Checking whether input method is running. */	1338	/* Checking whether input method is running. */
1276	bool	1339	bool
1277	rxvt_term::IMisRunning ()	1340	rxvt_term::IMisRunning ()
1278	{	1341	{
1279	char *p;	1342	char *p;
1280	Atom atom;	1343	Atom atom;
1281	Window win;	1344	Window win;
1282	char server[IMBUFSIZ];	1345	char server[IMBUFSIZ];
1283		1346
1284	/* get current locale modifier */	1347	/* get current locale modifier */
1285	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1348	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1286	{	1349	{
1287	STRCPY (server, "@server=");	1350	strcpy (server, "@server=");
1288	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1351	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1352
1289	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1353	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1290	*p = '\0';	1354	*p = '\0';
1291		1355
1292	atom = XInternAtom (display->display, server, False);	1356	atom = XInternAtom (display->display, server, False);
1293	win = XGetSelectionOwner (display->display, atom);	1357	win = XGetSelectionOwner (display->display, atom);
		1358
1294	if (win != None)	1359	if (win != None)
1295	return True;	1360	return True;
1296	}	1361	}
		1362
1297	return False;	1363	return False;
1298	}	1364	}
1299		1365
1300	void	1366	void
1301	rxvt_term::IMSendSpot ()	1367	rxvt_term::IMSendSpot ()
1302	{	1368	{
1303	XPoint spot;	1369	XPoint nspot;
1304	XVaNestedList preedit_attr;	1370	XVaNestedList preedit_attr;
1305		1371
1306	if (Input_Context == NULL	1372	if (!Input_Context
		1373	|| !focus
1307	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1374	|| !(input_style & XIMPreeditPosition))
1308	|| ! (event_type == KeyPress
1309	|| event_type == Expose
1310	|| event_type == NoExpose
1311	|| event_type == SelectionNotify
1312	|| event_type == ButtonRelease || event_type == FocusIn)
1313	|| !IMisRunning ())
1314	return;	1375	return;
1315		1376
1316	im_set_position (&spot);	1377	im_set_position (nspot);
		1378
		1379	if (nspot.x == spot.x && nspot.y == spot.y)
		1380	return;
		1381
		1382	spot = nspot;
1317		1383
1318	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1384	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1319	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1385	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1320	XFree (preedit_attr);	1386	XFree (preedit_attr);
1321	}	1387	}
1322		1388
1323	void	1389	void
1324	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1325	XRectangle * needed_rect)
1326	{
1327	int mbh, vtx = 0;
1328
1329	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1330	vtx = scrollbar_TotalWidth ();
1331
1332	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1333	mbh -= TermWin.lineSpace;
1334
1335	preedit_rect->x = needed_rect->width + vtx;
1336	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1337
1338	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1339	preedit_rect->height = Height2Pixel (1);
1340
1341	status_rect->x = vtx;
1342	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1343
1344	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1345	status_rect->height = Height2Pixel (1);
1346	}
1347
1348	void
1349	rxvt_term::im_destroy ()	1390	rxvt_term::im_destroy ()
1350	{	1391	{
1351	if (Input_Context)
1352	{
1353	XDestroyIC (Input_Context);
1354	Input_Context = NULL;
1355	}
1356
1357	if (input_method)	1392	if (input_method)
1358	{	1393	{
		1394	if (Input_Context && input_method->xim)
		1395	XDestroyIC (Input_Context);
		1396
1359	display->put_xim (input_method);	1397	display->put_xim (input_method);
1360	input_method = 0;	1398	input_method = 0;
1361	}	1399	}
		1400
		1401	Input_Context = 0;
1362	}	1402	}
1363		1403
1364	/*	1404	/*
1365	* Try to open a XIM with the current modifiers, then see if we can	1405	* Try to open a XIM with the current modifiers, then see if we can
1366	* open a suitable preedit type	1406	* open a suitable preedit type
1367	*/	1407	*/
1368	bool	1408	bool
1369	rxvt_term::IM_get_IC (const char *modifiers)	1409	rxvt_term::IM_get_IC (const char *modifiers)
1370	{	1410	{
1371	int i, j, found;	1411	int i, j, found;
1372	XIM xim;	1412	XIM xim;
1373	XPoint spot;	1413	XPoint spot;
1374	XRectangle rect, status_rect, needed_rect;	1414	XRectangle rect, status_rect, needed_rect;
1375	unsigned long fg, bg;	1415	unsigned long fg, bg;
1376	const char *p;	1416	const char *p;
1377	char **s;	1417	char **s;
1378	XIMStyles *xim_styles;	1418	XIMStyles *xim_styles;
1379	XVaNestedList preedit_attr, status_attr;	1419
		1420	set_environ (envv);
1380		1421
1381	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1422	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1382	return false;	1423	return false;
1383		1424
1384	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1425	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1385	input_method = display->get_xim (locale, modifiers);	1426	input_method = display->get_xim (locale, modifiers);
1386	if (input_method == NULL)	1427	if (input_method == NULL)
1387	return false;	1428	return false;
1388		1429
1389	xim = input_method->xim;	1430	xim = input_method->xim;
		1431	spot.x = spot.y = -1;
1390		1432
1391	xim_styles = NULL;	1433	xim_styles = NULL;
1392	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1434	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1393	|| !xim_styles || !xim_styles->count_styles)	1435	|| !xim_styles || !xim_styles->count_styles)
1394	{	1436	{
1395	display->put_xim (input_method);	1437	im_destroy ();
1396	return false;	1438	return false;
1397	}	1439	}
1398		1440
1399	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1441	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1442
		1443	for (int pi = 0; pi < 2; pi++)
		1444	{
		1445	p = pet[pi];
		1446
		1447	if (!p)
		1448	continue;
		1449
1400	s = rxvt_splitcommastring (p);	1450	s = rxvt_splitcommastring (p);
		1451
1401	for (i = found = 0; !found && s[i]; i++)	1452	for (i = found = 0; !found && s[i]; i++)
1402	{	1453	{
1403	if (!STRCMP (s[i], "OverTheSpot"))	1454	if (!strcmp (s[i], "OverTheSpot"))
1404	input_style = (XIMPreeditPosition | XIMStatusNothing);	1455	input_style = (XIMPreeditPosition | XIMStatusNothing);
1405	else if (!STRCMP (s[i], "OffTheSpot"))	1456	else if (!strcmp (s[i], "OffTheSpot"))
1406	input_style = (XIMPreeditArea | XIMStatusArea);	1457	input_style = (XIMPreeditArea | XIMStatusArea);
1407	else if (!STRCMP (s[i], "Root"))	1458	else if (!strcmp (s[i], "Root"))
1408	input_style = (XIMPreeditNothing | XIMStatusNothing);	1459	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1460	else if (!strcmp (s[i], "None"))
		1461	input_style = (XIMPreeditNone | XIMStatusNone);
1409		1462
1410	for (j = 0; j < xim_styles->count_styles; j++)	1463	for (j = 0; j < xim_styles->count_styles; j++)
1411	if (input_style == xim_styles->supported_styles[j])	1464	if (input_style == xim_styles->supported_styles[j])
1412	{	1465	{
		1466	rxvt_freecommastring (s);
		1467
1413	found = 1;	1468	found = 1;
1414	break;	1469	goto foundpet;
		1470	}
		1471
1415	}	1472	}
1416	}
1417		1473
1418	for (i = 0; s[i]; i++)	1474	rxvt_freecommastring (s);
1419	free (s[i]);	1475	}
1420		1476
1421	free (s);	1477	foundpet:
		1478
1422	XFree (xim_styles);	1479	XFree (xim_styles);
1423		1480
1424	if (!found)	1481	if (!found)
1425	{	1482	{
1426	display->put_xim (input_method);	1483	im_destroy ();
1427	return false;	1484	return false;
1428	}	1485	}
1429		1486
1430	preedit_attr = status_attr = NULL;	1487	XFontSet fs = 0;
		1488	XVaNestedList preedit_attr = 0, status_attr = 0;
		1489
		1490	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1491	{
		1492	// fake us a font-set, please
		1493	char **missing_charset_list;
		1494	int missing_charset_count;
		1495	char *def_string;
		1496	char pat[512];
		1497
		1498	sprintf (pat,
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"*",
		1505	fheight,
		1506	fheight + 1, fheight - 1,
		1507	fheight - 2, fheight + 2);
		1508
		1509	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1510	&missing_charset_list, &missing_charset_count, &def_string);
		1511
		1512	if (missing_charset_list)
		1513	XFreeStringList (missing_charset_list);
		1514
		1515	if (!fs)
		1516	{
		1517	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1518	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1519	}
		1520	}
1431		1521
1432	if (input_style & XIMPreeditPosition)	1522	if (input_style & XIMPreeditPosition)
1433	{	1523	{
1434	im_set_size (&rect);	1524	im_set_size (rect);
1435	im_set_position (&spot);	1525	im_set_position (spot);
1436	im_set_color (&fg, &bg);	1526	im_set_color (fg, bg);
1437		1527
1438	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1528	preedit_attr = XVaCreateNestedList (0,
		1529	XNForeground, fg,
		1530	XNBackground, bg,
		1531	XNArea, &rect,
1439	XNSpotLocation, &spot,	1532	XNSpotLocation, &spot,
1440	XNForeground, fg, XNBackground, bg,
1441	//XNFontSet, TermWin.fontset,	1533	XNFontSet, fs,
1442	NULL);	1534	NULL);
1443	}	1535	}
1444	else if (input_style & XIMPreeditArea)	1536	else if (input_style & XIMPreeditArea)
1445	{	1537	{
1446	im_set_color (&fg, &bg);	1538	im_set_color (fg, bg);
1447		1539
1448	/*	1540	/*
1449	* The necessary width of preedit area is unknown	1541	* The necessary width of preedit area is unknown
1450	* until create input context.	1542	* until create input context.
1451	*/	1543	*/
1452	needed_rect.width = 0;	1544	needed_rect.width = 0;
1453
1454	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1545	im_set_preedit_area (rect, status_rect, needed_rect);
1455		1546
1456	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1547	preedit_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
1457	XNForeground, fg, XNBackground, bg,	1549	XNBackground, bg,
		1550	XNArea, &rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	status_attr = XVaCreateNestedList (0,
		1554	XNForeground, fg,
		1555	XNBackground, bg,
		1556	XNArea, &status_rect,
1458	//XNFontSet, TermWin.fontset,	1557	XNFontSet, fs,
1459	NULL);	1558	NULL);
1460	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1461	XNForeground, fg, XNBackground, bg,
1462	//XNFontSet, TermWin.fontset,
1463	NULL);
1464	}	1559	}
1465		1560
1466	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1561	Input_Context = XCreateIC (xim,
		1562	XNInputStyle, input_style,
1467	XNClientWindow, TermWin.parent[0],	1563	XNClientWindow, vt,
1468	XNFocusWindow, TermWin.parent[0],	1564	XNFocusWindow, parent[0],
1469	preedit_attr ? XNPreeditAttributes : NULL,	1565	preedit_attr ? XNPreeditAttributes : NULL,
1470	preedit_attr,	1566	preedit_attr,
1471	status_attr ? XNStatusAttributes : NULL,	1567	status_attr ? XNStatusAttributes : NULL,
1472	status_attr, NULL);	1568	status_attr, NULL);
		1569
1473	if (preedit_attr) XFree (preedit_attr);	1570	if (preedit_attr) XFree (preedit_attr);
1474	if (status_attr) XFree (status_attr);	1571	if (status_attr) XFree (status_attr);
		1572	if (fs) XFreeFontSet (display->display, fs);
1475		1573
1476	if (Input_Context == NULL)	1574	if (Input_Context == NULL)
1477	{	1575	{
1478	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1576	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1479	display->put_xim (input_method);	1577	im_destroy ();
1480	return false;	1578	return false;
1481	}	1579	}
1482		1580
1483	if (input_style & XIMPreeditArea)	1581	if (input_style & XIMPreeditArea)
1484	IMSetStatusPosition ();	1582	IMSetStatusPosition ();
…		…
1488	}	1586	}
1489		1587
1490	void	1588	void
1491	rxvt_term::im_cb ()	1589	rxvt_term::im_cb ()
1492	{	1590	{
1493	int i, found, had_im;	1591	int i;
1494	const char *p;	1592	const char *p;
1495	char **s;	1593	char **s;
1496	char buf[IMBUFSIZ];	1594	char buf[IMBUFSIZ];
1497		1595
		1596	make_current ();
		1597
1498	im_destroy ();	1598	im_destroy ();
1499		1599
1500	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1600	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1501	if (Input_Context)	1601	if (Input_Context)
1502	return;	1602	return;
…		…
1510	if (p && *p)	1610	if (p && *p)
1511	{	1611	{
1512	bool found = false;	1612	bool found = false;
1513		1613
1514	s = rxvt_splitcommastring (p);	1614	s = rxvt_splitcommastring (p);
		1615
1515	for (i = 0; s[i]; i++)	1616	for (i = 0; s[i]; i++)
1516	{	1617	{
1517	if (*s[i])	1618	if (*s[i])
1518	{	1619	{
1519	STRCPY (buf, "@im=");	1620	strcpy (buf, "@im=");
1520	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1621	strncat (buf, s[i], IMBUFSIZ - 5);
1521	if (IM_get_IC (buf))	1622	if (IM_get_IC (buf))
1522	{	1623	{
1523	found = true;	1624	found = true;
1524	break;	1625	break;
1525	}	1626	}
1526	}	1627	}
1527	}	1628	}
1528	for (i = 0; s[i]; i++)	1629
1529	free (s[i]);	1630	rxvt_freecommastring (s);
1530	free (s);
1531		1631
1532	if (found)	1632	if (found)
1533	goto done;	1633	goto done;
1534	}	1634	}
1535		1635
…		…
1549	}	1649	}
1550		1650
1551	void	1651	void
1552	rxvt_term::IMSetStatusPosition ()	1652	rxvt_term::IMSetStatusPosition ()
1553	{	1653	{
1554	XRectangle preedit_rect, status_rect, *needed_rect;	1654	XRectangle preedit_rect, status_rect, *needed_rect;
1555	XVaNestedList preedit_attr, status_attr;	1655	XVaNestedList preedit_attr, status_attr;
1556		1656
1557	if (Input_Context == NULL	1657	if (!Input_Context
		1658	|| !focus
1558	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1659	|| !(input_style & XIMPreeditArea)
1559	|| !IMisRunning ())	1660	|| !IMisRunning ())
1560	return;	1661	return;
1561		1662
1562	/* Getting the necessary width of preedit area */	1663	/* Getting the necessary width of preedit area */
1563	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1664	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1564	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1665	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1565	XFree (status_attr);	1666	XFree (status_attr);
1566		1667
1567	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1668	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1669	XFree (needed_rect);
1568		1670
1569	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1671	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1570	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1571		1673
1572	XSetICValues (Input_Context,	1674	XSetICValues (Input_Context,
1573	XNPreeditAttributes, preedit_attr,	1675	XNPreeditAttributes, preedit_attr,
1574	XNStatusAttributes, status_attr, NULL);	1676	XNStatusAttributes, status_attr, NULL);
1575		1677
1576	XFree (preedit_attr);	1678	XFree (preedit_attr);
1577	XFree (status_attr);	1679	XFree (status_attr);
1578	}	1680	}
1579	#endif /* USE_XIM */	1681	#endif /* USE_XIM */

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